diff options
Diffstat (limited to 'bsps/aarch64/shared/mmu/vmsav8-64.c')
-rw-r--r-- | bsps/aarch64/shared/mmu/vmsav8-64.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/bsps/aarch64/shared/mmu/vmsav8-64.c b/bsps/aarch64/shared/mmu/vmsav8-64.c index 190a05f7d5..c426dec900 100644 --- a/bsps/aarch64/shared/mmu/vmsav8-64.c +++ b/bsps/aarch64/shared/mmu/vmsav8-64.c @@ -47,13 +47,19 @@ rtems_status_code aarch64_mmu_map( ) { rtems_status_code sc; + ISR_Level level; uint64_t max_mappable = 1LLU << aarch64_mmu_get_cpu_pa_bits(); if ( addr >= max_mappable || (addr + size) > max_mappable ) { return RTEMS_INVALID_ADDRESS; } - aarch64_mmu_disable(); + /* + * Disable interrupts so they don't run while the MMU tables are being + * modified. + */ + _ISR_Local_disable( level ); + sc = aarch64_mmu_map_block( (uint64_t *) bsp_translation_table_base, 0x0, @@ -68,7 +74,8 @@ rtems_status_code aarch64_mmu_map( ); _AARCH64_Data_synchronization_barrier(); _AARCH64_Instruction_synchronization_barrier(); - aarch64_mmu_enable(); + + _ISR_Local_enable( level ); return sc; } |